## Warning: Removed 16 rows containing non-finite values (stat_count).
## Warning: Removed 4 rows containing non-finite values (stat_count).
## Warning: Removed 7 rows containing non-finite values (stat_count).
## Warning: Removed 4 rows containing non-finite values (stat_count).
## Warning: Removed 1 rows containing non-finite values (stat_count).